Richardson Electronics, Ltd.

Symbol
RELL on Nasdaq
Entity
Company
Business address
40 W267 Keslinger Rd, Po Box 393, 60147 Lafox, IL
Phone
630 208-2200
State of incorporation
DE
Fiscal year end
May 31
Category
Accelerated filer
Smaller reporting company
Former names
RICHARDSON ELECTRONICS LTD/DE (to 2/14/2022)
All SEC filings
View on sec.gov
Get insider transactions for this issuer
Richardson Electronics, Ltd. has filed 1,305 SEC EDGAR filings since 1/14/1994

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 Nov 20, 2025 Nov 18, 2025
S-8 Open Document | Data Open Filing S-8 Oct 24, 2025 333-291071
4 Open Document Open Filing 4 Oct 20, 2025 Oct 16, 2025
4 Open Document Open Filing 4 Oct 16, 2025 Oct 14, 2025
144 Open Document Open Filing Oct 16, 2025 000-12906
4 Open Document Open Filing 4 Oct 16, 2025 Oct 14, 2025
SCHEDULE 13G/A Open Document Open Filing Oct 15, 2025 005-36031
144 Open Document Open Filing Oct 14, 2025 000-12906
10-Q Open Document | Data Open Filing 10-Q Oct 9, 2025 Aug 30, 2025 000-12906
8-K Open Document | Data Open Filing 8-K Oct 8, 2025 Oct 8, 2025 000-12906
4/A Open Document Open Filing 4/A Sep 10, 2025 Aug 15, 2025
ARS Open Document Open Filing ARS Aug 25, 2025 May 31, 2025 000-12906
DEFA14A Open Document Open Filing DEFA14A Aug 25, 2025 000-12906
DEF 14A Open Document | Data Open Filing DEF 14A Aug 25, 2025 Oct 7, 2025 000-12906
4 Open Document Open Filing 4 Aug 19, 2025 Aug 15, 2025
4 Open Document Open Filing 4 Aug 15, 2025 Aug 13, 2025
PRE 14A Open Document | Data Open Filing PRE 14A Aug 14, 2025 Oct 7, 2025 000-12906
4 Open Document Open Filing 4 Aug 14, 2025 Aug 12, 2025
10-K Open Document | Data Open Filing 10-K Aug 4, 2025 May 31, 2025 000-12906
144 Open Document Open Filing Aug 1, 2025 000-12906
4 Open Document Open Filing 4 Jul 24, 2025 Jul 22, 2025
4 Open Document Open Filing 4 Jul 24, 2025 Jul 22, 2025
4 Open Document Open Filing 4 Jul 24, 2025 Jul 22, 2025
8-K Open Document | Data Open Filing 8-K Jul 23, 2025 Jul 23, 2025 000-12906
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 23, 2025 Jul 21, 2025
4 Open Document Open Filing 4 Jul 21, 2025 Jul 17, 2025
4 Open Document Open Filing 4 Jul 21, 2025 Jul 18, 2025
4 Open Document Open Filing 4 Jul 21, 2025 Jul 17, 2025
SD Open Document Open Filing SD May 15, 2025 000-12906
10-Q Open Document | Data Open Filing 10-Q Apr 10, 2025 Mar 1, 2025 000-12906
8-K Open Document | Data Open Filing 8-K Apr 9, 2025 Apr 9, 2025 000-12906
4 Open Document Open Filing 4 Feb 6, 2025 Feb 4, 2025
SCHEDULE 13G Open Document Open Filing Jan 31, 2025 005-36031
8-K Open Document | Data Open Filing 8-K Jan 30, 2025 Jan 24, 2025 000-12906
SCHEDULE 13G/A Open Document Open Filing Jan 15, 2025 005-36031
10-Q Open Document | Data Open Filing 10-Q Jan 10, 2025 Nov 30, 2024 000-12906
SCHEDULE 13G Open Document Open Filing Jan 8, 2025 005-36031
8-K Open Document | Data Open Filing 8-K Jan 7, 2025 Jan 7, 2025 000-12906
4 Open Document Open Filing 4 Dec 23, 2024 Dec 19, 2024
4 Open Document Open Filing 4 Dec 20, 2024 Dec 18, 2024
144 Open Document Open Filing Nov 6, 2024 000-12906
4 Open Document Open Filing 4 Oct 31, 2024 Oct 29, 2024
4 Open Document Open Filing 4 Oct 18, 2024 Oct 17, 2024
4 Open Document Open Filing 4 Oct 18, 2024 Oct 16, 2024
4 Open Document Open Filing 4 Oct 17, 2024 Oct 15, 2024
SC 13G/A Open Document Open Filing Oct 17, 2024 005-36031
4 Open Document Open Filing 4 Oct 17, 2024 Oct 15, 2024
10-Q Open Document | Data Open Filing 10-Q Oct 10, 2024 Aug 31, 2024 000-12906
8-K Open Document | Data Open Filing 8-K Oct 9, 2024 Oct 9, 2024 000-12906
ARS Open Document Open Filing ARS Aug 23, 2024 Jun 1, 2024 000-12906
DEFA14A Open Document Open Filing DEFA14A Aug 23, 2024 000-12906
DEF 14A Open Document | Data Open Filing DEF 14A Aug 23, 2024 Oct 8, 2024 000-12906
4 Open Document Open Filing 4 Aug 12, 2024 Aug 8, 2024
10-K Open Document | Data Open Filing 10-K Aug 5, 2024 Jun 1, 2024 000-12906
4 Open Document Open Filing 4 Aug 2, 2024 Aug 1, 2024
4 Open Document Open Filing 4 Aug 2, 2024 Jul 31, 2024
144 Open Document Open Filing Jul 31, 2024 000-12906
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
8-K Open Document | Data Open Filing 8-K Jul 24, 2024 Jul 24, 2024 000-12906
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
4 Open Document Open Filing 4 Jul 24, 2024 Jul 22, 2024
4 Open Document Open Filing 4 Jul 22, 2024 Jul 18, 2024
4 Open Document Open Filing 4 Jul 22, 2024 Jul 18, 2024
4 Open Document Open Filing 4 Jul 22, 2024 Jul 18, 2024
4 Open Document Open Filing 4 Jul 22, 2024 Jul 18, 2024
4 Open Document Open Filing 4 Jul 18, 2024 Jul 17, 2024
4 Open Document Open Filing 4 Jul 18, 2024 Jul 17, 2024
4 Open Document Open Filing 4 Jul 18, 2024 Jul 17, 2024
4 Open Document Open Filing 4 May 15, 2024 May 13, 2024
SD Open Document Open Filing SD May 15, 2024 000-12906
4 Open Document Open Filing 4 May 13, 2024 May 9, 2024
144 Open Document Open Filing May 9, 2024 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Apr 23, 2024 Apr 22, 2024
4 Open Document Open Filing FORM 4 SUBMISSION Apr 18, 2024 Apr 17, 2024
4 Open Document Open Filing FORM 4 SUBMISSION Apr 18, 2024 Apr 16, 2024
10-Q Open Document | Data Open Filing 10-Q Apr 11, 2024 Mar 2, 2024 000-12906
8-K Open Document | Data Open Filing 8-K Apr 10, 2024 Apr 10, 2024 000-12906
SC 13G/A Open Document Open Filing Feb 13, 2024 005-36031
SC 13G/A Open Document Open Filing SEC SCHEDULE 13G Feb 9, 2024 005-36031
4 Open Document Open Filing 4 Feb 1, 2024 Jan 30, 2024
SC 13G/A Open Document Open Filing SC 13G/A Feb 1, 2024 005-36031
SC 13G Open Document Open Filing Jan 31, 2024 005-36031
4 Open Document Open Filing 4 Jan 31, 2024 Jan 29, 2024
SC 13G Open Document Open Filing Jan 26, 2024 005-36031
SC 13G/A Open Document Open Filing Jan 24, 2024 005-36031
10-Q Open Document | Data Open Filing 10-Q Jan 11, 2024 Dec 2, 2023 000-12906
8-K Open Document | Data Open Filing 8-K Jan 10, 2024 Jan 10, 2024 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Dec 27, 2023 Dec 22, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Dec 6, 2023 Dec 4, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Nov 20, 2023 Nov 16, 2023
10-Q Open Document | Data Open Filing 10-Q Oct 12, 2023 Sep 2, 2023 000-12906
8-K Open Document | Data Open Filing 8-K Oct 11, 2023 Oct 11, 2023 000-12906
ARS Open Document Open Filing ARS Aug 24, 2023 May 27, 2023 000-12906
DEFA14A Open Document Open Filing DEFA14A Aug 24, 2023 000-12906
DEF 14A Open Document | Data Open Filing DEF 14A Aug 24, 2023 Oct 10, 2023 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Aug 21, 2023 Aug 18, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Aug 21, 2023 Aug 18, 2023
144 Open Document Open Filing Aug 18, 2023 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Aug 18, 2023 Aug 16, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Aug 10, 2023 Aug 8, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Aug 7, 2023 Jul 18, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Aug 7, 2023 Jul 18, 2023
144 Open Document Open Filing Aug 7, 2023 000-12906
10-K Open Document | Data Open Filing 10-K Jul 31, 2023 May 27, 2023 000-12906
144 Open Document Open Filing Jul 28, 2023 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Jul 28, 2023 Jul 26, 2023
144 Open Document Open Filing Jul 26, 2023 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Jul 19, 2023 Jul 17, 2023
8-K Open Document | Data Open Filing 8-K Jul 19, 2023 Jul 19, 2023 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Jun 23, 2023 Jun 22, 2023
4 Open Document Open Filing FORM 4 SUBMISSION May 23, 2023 May 19, 2023
SD Open Document Open Filing SD May 23, 2023 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION May 22, 2023 May 18, 2023
144 Open Document Open Filing May 18, 2023 000-12906
10-Q Open Document | Data Open Filing 10-Q Apr 6, 2023 Feb 25, 2023 000-12906
8-K Open Document | Data Open Filing 8-K Apr 5, 2023 Apr 5, 2023 000-12906
8-K Open Document | Data Open Filing 8-K Mar 23, 2023 Mar 23, 2023 000-12906
8-K Open Document | Data Open Filing 8-K Mar 21, 2023 Mar 21, 2023 000-12906
SC 13G/A Open Document Open Filing SC 13G/A Feb 13, 2023 005-36031
SC 13G/A Open Document Open Filing Feb 13, 2023 005-36031
SC 13G/A Open Document Open Filing SEC SCHEDULE 13G Feb 10, 2023 005-36031
SC 13G/A Open Document Open Filing NONE Feb 8, 2023 005-36031
SC 13G/A Open Document Open Filing SC 13G/A Feb 7, 2023 005-36031
4 Open Document Open Filing FORM 4 SUBMISSION Feb 7, 2023 Feb 3, 2023
SC 13G/A Open Document Open Filing Jan 24, 2023 005-36031
SC 13G/A Open Document Open Filing Jan 20, 2023 005-36031
10-Q Open Document | Data Open Filing 10-Q Jan 5, 2023 Nov 26, 2022 000-12906
8-K Open Document | Data Open Filing 8-K Jan 4, 2023 Jan 4, 2023 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Dec 15, 2022 Dec 13, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Dec 8, 2022 Dec 6, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Nov 14, 2022 Nov 9, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Nov 3, 2022 Nov 1, 2022
8-K Open Document | Data Open Filing 8-K Oct 27, 2022 Oct 24, 2022 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Oct 25, 2022 Oct 21, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Oct 13, 2022 Oct 11, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Oct 13, 2022 Oct 11, 2022
10-Q Open Document | Data Open Filing 10-Q Oct 6, 2022 Aug 27, 2022 000-12906
8-K Open Document | Data Open Filing 8-K Oct 5, 2022 Oct 5, 2022 000-12906
DEFA14A Open Document Open Filing DEFA14A Aug 22, 2022 000-12906
DEF 14A Open Document Open Filing DEF 14A Aug 22, 2022 Oct 4, 2022 000-12906
SC 13G Open Document Open Filing SC 13G Aug 15, 2022 005-36031
4 Open Document Open Filing FORM 4 SUBMISSION Aug 5, 2022 Aug 3, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Aug 2, 2022 Jul 29, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Aug 1, 2022 Jul 29, 2022
10-K Open Document | Data Open Filing 10-K Aug 1, 2022 May 28, 2022 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Jul 28, 2022 Jul 26, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 25, 2022 Jul 21, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2022 Jul 19, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2022 Jul 19, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jul 20, 2022 Jul 18, 2022
8-K Open Document | Data Open Filing 8-K Jul 20, 2022 Jul 20, 2022 000-12906
8-K Open Document | Data Open Filing 8-K Jun 6, 2022 Jun 6, 2022 000-12906
SD Open Document Open Filing SD May 27, 2022 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION May 19, 2022 May 17, 2022
10-Q Open Document | Data Open Filing 10-Q Apr 7, 2022 Feb 26, 2022 000-12906
8-K Open Document | Data Open Filing 8-K Apr 6, 2022 Apr 6, 2022 000-12906
SC 13G/A Open Document Open Filing Feb 14, 2022 005-36031
SC 13G/A Open Document Open Filing Feb 11, 2022 005-36031
SC 13G/A Open Document Open Filing SC 13G/A Feb 11, 2022 005-36031
SC 13G/A Open Document Open Filing SEC SCHEDULE 13G Feb 8, 2022 005-36031
SC 13G Open Document Open Filing SC 13G Feb 3, 2022 005-36031
SC 13G/A Open Document Open Filing NONE Jan 27, 2022 005-36031
SC 13G/A Open Document Open Filing Jan 25, 2022 005-36031
4 Open Document Open Filing FORM 4 SUBMISSION Jan 19, 2022 Jan 14, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jan 12, 2022 Jan 11, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jan 12, 2022 Jan 10, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jan 10, 2022 Jan 6, 2022
10-Q Open Document | Data Open Filing 10-Q Jan 6, 2022 Nov 27, 2021 000-12906
8-K Open Document | Data Open Filing 8-K Jan 5, 2022 Jan 5, 2022 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Dec 28, 2021 Dec 27, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Dec 27, 2021 Dec 23, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Dec 10, 2021 Dec 8, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Dec 9, 2021 Dec 8, 2021
8-K Open Document | Data Open Filing 8-K Dec 7, 2021 Dec 7, 2021 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Nov 3, 2021 Nov 1, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Nov 1, 2021 Oct 28, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Oct 25, 2021 Oct 21, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Oct 22, 2021 Oct 20, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Oct 21, 2021 Oct 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Oct 21, 2021 Oct 19, 2021
10-Q Open Document | Data Open Filing 10-Q Oct 7, 2021 Aug 28, 2021 000-12906
8-K Open Document | Data Open Filing 8-K Oct 6, 2021 Oct 6, 2021 000-12906
DEFA14A Open Document Open Filing DEFA14A Aug 23, 2021 000-12906
DEF 14A Open Document Open Filing DEF 14A Aug 23, 2021 Oct 5, 2021 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Aug 20, 2021 Aug 18, 2021
10-K Open Document | Data Open Filing 10-K Aug 2, 2021 May 29, 2021 000-12906
8-K Open Document | Data Open Filing 8-K Jul 21, 2021 Jul 21, 2021 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jul 21, 2021 Jul 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Jun 16, 2021 Jun 14, 2021
SD Open Document Open Filing SD May 28, 2021 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION May 6, 2021 May 4, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Apr 28, 2021 Apr 27, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Apr 20, 2021 Apr 16, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Apr 20, 2021 Apr 19, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Apr 19, 2021 Apr 15, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Apr 15, 2021 Apr 13, 2021
10-Q Open Document | Data Open Filing 10-Q Apr 8, 2021 Feb 27, 2021 000-12906
8-K Open Document | Data Open Filing 8-K Apr 7, 2021 Apr 7, 2021 000-12906
8-K Open Document | Data Open Filing 8-K Mar 8, 2021 Mar 7, 2021 000-12906
SC 13G/A Open Document Open Filing SEC SCHEDULE 13G Feb 16, 2021 005-36031
SC 13G/A Open Document Open Filing Feb 11, 2021 005-36031
SC 13G/A Open Document Open Filing NONE Feb 10, 2021 005-36031
SC 13G/A Open Document Open Filing Feb 5, 2021 005-36031
SC 13G/A Open Document Open Filing SC 13G/A Feb 4, 2021 005-36031
SC 13G Open Document Open Filing SC 13G Feb 1, 2021 005-36031
SC 13G/A Open Document Open Filing Jan 27, 2021 005-36031
10-Q Open Document | Data Open Filing 10-Q Jan 7, 2021 Nov 28, 2020 000-12906
8-K Open Document | Data Open Filing 8-K Jan 6, 2021 Jan 6, 2021 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Dec 14, 2020 Dec 11, 2020
S-8 Open Document Open Filing S-8 Oct 8, 2020 333-249383
10-Q Open Document | Data Open Filing 10-Q Oct 8, 2020 Aug 29, 2020 000-12906
8-K Open Document | Data Open Filing 8-K Oct 7, 2020 Oct 7, 2020 000-12906
DEFA14A Open Document Open Filing DEFA14A Aug 24, 2020 000-12906
DEF 14A Open Document Open Filing DEF 14A Aug 24, 2020 Oct 6, 2020 000-12906
10-K Open Document | Data Open Filing 10-K Aug 3, 2020 May 30, 2020 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 21, 2020
8-K Open Document Open Filing 8-K Jul 22, 2020 Jul 22, 2020 000-12906
SD Open Document Open Filing SD May 29, 2020 000-12906
10-Q Open Document | Data Open Filing 10-Q Apr 9, 2020 Feb 29, 2020 000-12906
8-K Open Document Open Filing 8-K Apr 8, 2020 Apr 8, 2020 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Feb 18, 2020 Feb 14, 2020
SC 13G/A Open Document Open Filing Feb 13, 2020 005-36031
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 12, 2020 005-36031
SC 13G/A Open Document Open Filing NONE Feb 11, 2020 005-36031
SC 13G/A Open Document Open Filing SC 13G/A Feb 10, 2020 005-36031
SC 13G Open Document Open Filing SC 13G Feb 6, 2020 005-36031
SC 13G/A Open Document Open Filing Jan 29, 2020 005-36031
SC 13G Open Document Open Filing Jan 10, 2020 005-36031
10-Q Open Document | Data Open Filing 10-Q Jan 9, 2020 Nov 30, 2019 000-12906
8-K Open Document Open Filing 8-K Jan 8, 2020 Jan 8, 2020 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Dec 18, 2019 Dec 18, 2019
10-Q Open Document | Data Open Filing 10-Q Oct 10, 2019 Aug 31, 2019 000-12906
8-K Open Document Open Filing 8-K Oct 9, 2019 Oct 9, 2019 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Sep 5, 2019 Sep 4, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Sep 4, 2019 Sep 3, 2019
DEFA14A Open Document Open Filing DEFA14A Aug 26, 2019 000-12906
DEF 14A Open Document Open Filing DEF 14A Aug 26, 2019 Oct 8, 2019 000-12906
10-K Open Document | Data Open Filing 10-K Aug 5, 2019 Jun 1, 2019 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Jul 24, 2019 Jul 22, 2019
8-K Open Document Open Filing 8-K Jul 24, 2019 Jul 24, 2019 000-12906
SD Open Document Open Filing SD May 31, 2019 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Apr 23, 2019 Apr 22, 2019
10-Q Open Document | Data Open Filing 10-Q Apr 11, 2019 Mar 2, 2019 000-12906
8-K Open Document Open Filing 8-K Mar 14, 2019 Mar 13, 2019 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Mar 14, 2019 Mar 13, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Mar 13, 2019 Mar 12, 2019
4 Open Document Open Filing FORM 4 SUBMISSION Feb 20, 2019 Feb 19, 2019
SC 13G/A Open Document Open Filing SC 13G/A Feb 14, 2019 005-36031
SC 13G/A Open Document Open Filing Feb 13, 2019 005-36031
SC 13G Open Document Open Filing SC 13G Feb 11, 2019 005-36031
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 8, 2019 005-36031
SC 13G/A Open Document Open Filing NONE Feb 6, 2019 005-36031
SC 13G/A Open Document Open Filing Jan 16, 2019 005-36031
10-Q Open Document | Data Open Filing 10-Q Jan 10, 2019 Dec 1, 2018 000-12906
4 Open Document Open Filing FORM 4 SUBMISSION Dec 17, 2018 Dec 14, 2018
S-8 Open Document Open Filing S-8 Oct 17, 2018 333-227876
10-Q Open Document | Data Open Filing 10-Q Oct 11, 2018 Sep 1, 2018 000-12906
DEFA14A Open Document Open Filing ADDITIONAL MATERIAL Sep 17, 2018 000-12906
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT Aug 24, 2018 Oct 9, 2018 000-12906
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 22, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 21, 2018 Aug 20, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 17, 2018 Aug 16, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 16, 2018 Aug 15, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 14, 2018 Aug 13, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 10, 2018 Aug 9, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 10, 2018 Aug 9, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 8, 2018 Aug 7, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 8, 2018 Aug 7, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 8, 2018 Aug 7, 2018
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 8, 2018 Aug 6, 2018
10-K Open Document | Data Open Filing ANNUAL REPORT Aug 2, 2018 Jun 2, 2018 000-12906
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 1, 2018 Jul 31, 2018
SD Open Document Open Filing SPECIALIZED DISCLOSURE REPORT May 31, 2018 000-12906
SC 13G Open Document Open Filing SC 13G May 14, 2018 005-36031
4 Open Document Open Filing OWNERSHIP DOCUMENT Apr 18, 2018 Apr 17, 2018
10-Q Open Document | Data Open Filing QUARTERLY REPORT Apr 12, 2018 Mar 3, 2018 000-12906
SC 13G/A Open Document Open Filing Feb 14, 2018 005-36031
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 9, 2018 005-36031
SC 13G/A Open Document Open Filing NONE Jan 31, 2018 005-36031
SC 13G/A Open Document Open Filing Jan 23, 2018 005-36031
10-Q Open Document | Data Open Filing QUARTERLY REPORT Jan 11, 2018 Dec 2, 2017 000-12906
8-K Open Document Open Filing CURRENT REPORT Oct 12, 2017 Oct 10, 2017 000-12906
10-Q Open Document | Data Open Filing QUARTERLY REPORT Oct 12, 2017 Sep 2, 2017 000-12906
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 11, 2017 Oct 9, 2017
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 11, 2017 Oct 9, 2017
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 11, 2017 Oct 9, 2017
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 11, 2017 Oct 9, 2017
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 11, 2017 Oct 9, 2017
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 11, 2017 Oct 9, 2017
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 11, 2017 Oct 9, 2017
3 Open Document Open Filing OWNERSHIP DOCUMENT Oct 11, 2017 Oct 9, 2017
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 11, 2017 Oct 9, 2017
DEFA14A Open Document Open Filing ADDITIONAL DEFINITIVE PROXY SOLICITING MATERIALS Aug 28, 2017 000-12906
DEFR14A Open Document Open Filing DEFINITIVE REVISED PROXY SOLICITING MATERIALS Aug 28, 2017 000-12906
DEFA14A Open Document Open Filing ADDITIONAL DEFINITIVE PROXY SOLICITING MATERIALS Aug 24, 2017 000-12906
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT Aug 24, 2017 Oct 10, 2017 000-12906
10-K Open Document | Data Open Filing ANNUAL REPORT Jul 31, 2017 May 27, 2017 000-12906
SC 13G/A Open Document Open Filing SC13GA RELL JUN17 Jul 10, 2017 005-36031
8-K Open Document Open Filing CURRENT REPORT Jun 15, 2017 Jun 12, 2017 000-12906
SD Open Document Open Filing SPECIALIZED DISCLOSURE REPORT May 30, 2017 000-12906
10-Q Open Document | Data Open Filing QUARTERLY REPORT Apr 6, 2017 Feb 25, 2017 000-12906
SC 13G/A Open Document Open Filing 13G/A Feb 14, 2017 005-36031
SC 13G/A Open Document Open Filing SC13GA RICHARDSON ELECTRONICS DEC16 Feb 14, 2017 005-36031
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 9, 2017 005-36031
SC 13G Open Document Open Filing NONE Feb 6, 2017 005-36031
SC 13G/A Open Document Open Filing Jan 18, 2017 005-36031
SC 13G/A Open Document Open Filing AMENDED ACQUISITION OF BENEFICIAL OWNERSHIP Jan 6, 2017 005-36031
10-Q Open Document | Data Open Filing QUARTERLY REPORT Jan 5, 2017 Nov 26, 2016 000-12906
3 Open Document Open Filing OWNERSHIP DOCUMENT Nov 18, 2016 Nov 13, 2016
3 Open Document Open Filing OWNERSHIP DOCUMENT Nov 16, 2016 Nov 13, 2016
8-K Open Document Open Filing CURRENT REPORT Oct 17, 2016 Oct 12, 2016 000-12906
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 13, 2016 Oct 3, 2016
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 13, 2016 Oct 3, 2016
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 13, 2016 Oct 3, 2016
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 13, 2016 Oct 3, 2016
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 13, 2016 Oct 3, 2016
10-Q Open Document | Data Open Filing QUARTERLY REPORT Oct 6, 2016 Aug 27, 2016 000-12906
8-K Open Document Open Filing CURRENT REPORT Oct 5, 2016 Oct 4, 2016 000-12906
SC 13G/A Open Document Open Filing AMENDMENT TO FORM SC 13G Aug 29, 2016 005-36031
DEFA14A Open Document Open Filing ADDITIONAL DEFINITIVE PROXY SOLICITING MATERIALS Aug 19, 2016 000-12906
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT Aug 19, 2016 Oct 4, 2016 000-12906
10-K Open Document | Data Open Filing ANNUAL REPORT Jul 29, 2016 May 28, 2016 000-12906
SD Open Document Open Filing SPECIALIZED DISCLOSURE REPORT May 31, 2016 000-12906
10-Q Open Document | Data Open Filing QUARTERLY REPORT Apr 7, 2016 Feb 27, 2016 000-12906
SC 13G/A Open Document Open Filing RGM RELL 13GA 2015 Feb 16, 2016 005-36031
SC 13G/A Open Document Open Filing SC13GA RELL DEC15 Feb 12, 2016 005-36031
SC 13G/A Open Document Open Filing RICHARDSON ELECTRONICS, LTD. Feb 11, 2016 005-36031
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 9, 2016 005-36031
SC 13G/A Open Document Open Filing Jan 27, 2016 005-36031
4 Open Document Open Filing OWNERSHIP DOCUMENT Jan 12, 2016 Jan 12, 2016
10-Q Open Document | Data Open Filing QUARTERLY REPORT Jan 7, 2016 Nov 28, 2015 000-12906
8-K Open Document Open Filing CURRENT REPORT Dec 29, 2015 Dec 23, 2015 000-12906
8-K/A Open Document Open Filing AMENDMENT TO CURRENT REPORT Dec 23, 2015 Jun 15, 2015 000-12906
SC 13G/A Open Document Open Filing Nov 3, 2015 005-36031
8-K Open Document Open Filing CURRENT REPORT Oct 20, 2015 Oct 6, 2015 000-12906
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 19, 2015 Oct 5, 2015
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 19, 2015 Oct 5, 2015
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 19, 2015 Oct 16, 2015
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 19, 2015 Oct 5, 2015
10-Q Open Document | Data Open Filing QUARTERLY REPORT Oct 8, 2015 Aug 29, 2015 000-12906
SC 13G/A Open Document Open Filing SCHEDULE 13G AMENDMENT FILING Sep 10, 2015 005-36031
SC 13G Open Document Open Filing SC13G RICHARDSON AUG15 Sep 10, 2015 005-36031
DEF 14A Open Document Open Filing DEF 14A Aug 21, 2015 Oct 6, 2015 000-12906
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 19, 2015 Aug 17, 2015
3 Open Document Open Filing OWNERSHIP DOCUMENT Aug 19, 2015 Aug 17, 2015
8-K Open Document Open Filing 8-K Aug 7, 2015 Aug 4, 2015 000-12906
S-8 Open Document Open Filing FORM S-8 Aug 3, 2015 333-206044
4 Open Document Open Filing FORM 4 Jul 31, 2015 Jul 30, 2015
10-K Open Document | Data Open Filing 10-K Jul 28, 2015 May 30, 2015 000-12906
8-K Open Document Open Filing 8-K Jun 17, 2015 Jun 15, 2015 000-12906
8-K Open Document Open Filing 8-K Jun 4, 2015 May 29, 2015 000-12906
SD Open Document Open Filing SD Jun 1, 2015 000-12906
10-Q Open Document | Data Open Filing 10-Q Apr 10, 2015 Feb 28, 2015 000-12906
SC 13G Open Document Open Filing SCHEDULE 13G HOLDINGS REPORT Feb 17, 2015 005-36031
SC 13G/A Open Document Open Filing RGM CAPITAL RELL 13G/A3 2014 Feb 13, 2015 005-36031
SC 13G Open Document Open Filing Feb 12, 2015 005-36031
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 5, 2015 005-36031
8-K Open Document Open Filing 8-K Jan 29, 2015 Jan 22, 2015 000-12906
SC 13G/A Open Document Open Filing SC 13G/A Jan 29, 2015 005-36031
SC 13G/A Open Document Open Filing Jan 20, 2015 005-36031
10-Q Open Document | Data Open Filing 10-Q Jan 8, 2015 Nov 29, 2014 000-12906
4 Open Document Open Filing FORM 4 Nov 4, 2014 Oct 31, 2014
10-Q Open Document | Data Open Filing 10-Q Oct 9, 2014 Aug 30, 2014 000-12906
4 Open Document Open Filing FORM 4 Oct 8, 2014 Oct 7, 2014
4 Open Document Open Filing FORM 4 Oct 8, 2014 Oct 7, 2014
4 Open Document Open Filing FORM 4 Oct 8, 2014 Oct 7, 2014
4 Open Document Open Filing FORM 4 Oct 8, 2014 Oct 7, 2014
8-K Open Document Open Filing 8-K Oct 8, 2014 Oct 7, 2014 000-12906
DEF 14A Open Document Open Filing DEF 14A Aug 22, 2014 Dec 31, 2013 000-12906
4 Open Document Open Filing FORM 4 Aug 18, 2014 Aug 15, 2014
PRE 14A Open Document Open Filing PRE 14A Jul 28, 2014 Oct 7, 2014 000-12906
10-K Open Document | Data Open Filing 10-K Jul 25, 2014 May 31, 2014 000-12906
SC 13G/A Open Document Open Filing Jul 10, 2014 005-36031
4 Open Document Open Filing FORM 4 Jun 27, 2014 Jun 26, 2014
3 Open Document Open Filing FORM 3 Jun 27, 2014 Jun 26, 2014
8-K Open Document Open Filing 8-K Jun 27, 2014 Jun 26, 2014 000-12906
SD Open Document Open Filing SD Jun 2, 2014 000-12906
10-Q Open Document | Data Open Filing 10-Q Apr 10, 2014 Mar 1, 2014 000-12906
SC 13D/A Open Document Open Filing SC 13D/A Apr 9, 2014 005-36031
SC 13G/A Open Document Open Filing Feb 14, 2014 005-36031
SC 13G/A Open Document Open Filing RICHARDSON ELECTRONICS 13G/A 2013 Feb 12, 2014 005-36031
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 10, 2014 005-36031
SC 13G/A Open Document Open Filing SC 13G/A Jan 30, 2014 005-36031
SC 13G/A Open Document Open Filing Jan 30, 2014 005-36031
SC 13G/A Open Document Open Filing Jan 13, 2014 005-36031
10-Q Open Document | Data Open Filing 10-Q Jan 9, 2014 Nov 30, 2013 000-12906